SU305653A1 - - Google Patents
Info
- Publication number
- SU305653A1 SU305653A1 SU1025637A SU1025637A SU305653A1 SU 305653 A1 SU305653 A1 SU 305653A1 SU 1025637 A SU1025637 A SU 1025637A SU 1025637 A SU1025637 A SU 1025637A SU 305653 A1 SU305653 A1 SU 305653A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- methyl
- hydroxy
- yield
- mixture
- derivatives
- Prior art date
Links
- 239000000203 mixture Substances 0.000 description 5
- 239000011541 reaction mixture Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- SKBKDEPPSMMUIC-UHFFFAOYSA-N 2-(5-ethoxy-1,3-oxazol-4-yl)acetic acid Chemical compound CCOC=1OC=NC=1CC(O)=O SKBKDEPPSMMUIC-UHFFFAOYSA-N 0.000 description 2
- -1 5-ethoxyoxazolyl-acetic acid Chemical compound 0.000 description 2
- DLYUQMMRRRQYAE-UHFFFAOYSA-N Phosphorus pentoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- HAHASQAKYSVXBE-WAYWQWQTSA-L (Z)-2,3-diethylbut-2-enedioate Chemical compound CC\C(C([O-])=O)=C(/CC)C([O-])=O HAHASQAKYSVXBE-WAYWQWQTSA-L 0.000 description 1
- 229920001429 Chelating resin Polymers 0.000 description 1
- IEPRKVQEAMIZSS-UHFFFAOYSA-N Diethyl maleate Chemical compound CCOC(=O)C=CC(=O)OCC IEPRKVQEAMIZSS-UHFFFAOYSA-N 0.000 description 1
- LDCRTTXIJACKKU-ONEGZZNKSA-N Dimethyl fumarate Chemical compound COC(=O)\C=C\C(=O)OC LDCRTTXIJACKKU-ONEGZZNKSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Substances CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- JBSLOWBPDRZSMB-FPLPWBNLSA-N dibutyl (Z)-but-2-enedioate Chemical compound CCCCOC(=O)\C=C/C(=O)OCCCC JBSLOWBPDRZSMB-FPLPWBNLSA-N 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- JXEMVHUBFNXQSY-UHFFFAOYSA-N diethyl 5-hydroxy-6-methylpyridine-3,4-dicarboxylate Chemical compound CCOC(=O)C1=CN=C(C)C(O)=C1C(=O)OCC JXEMVHUBFNXQSY-UHFFFAOYSA-N 0.000 description 1
- 229960004419 dimethyl fumarate Drugs 0.000 description 1
- CGBYBGVMDAPUIH-ARJAWSKDSA-L dimethylmaleate(2-) Chemical compound [O-]C(=O)C(/C)=C(/C)C([O-])=O CGBYBGVMDAPUIH-ARJAWSKDSA-L 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 244000144980 herd Species 0.000 description 1
- FUKUFMFMCZIRNT-UHFFFAOYSA-N hydron;methanol;chloride Chemical compound Cl.OC FUKUFMFMCZIRNT-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- ZCQWOFVYLHDMMC-UHFFFAOYSA-N oxazole Chemical compound C1=COC=N1 ZCQWOFVYLHDMMC-UHFFFAOYSA-N 0.000 description 1
- 150000002916 oxazoles Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing Effects 0.000 description 1
- 150000003697 vitamin B6 derivatives Chemical class 0.000 description 1
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU305653A1 true SU305653A1 (zh) |
Family
ID=
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| SU305653A1 (zh) | ||
| RU2768824C1 (ru) | 2-(фенил(фенилимино)метил)изоиндолин-1,3-дион и способ его получения | |
| SU1470179A3 (ru) | Способ получени тетрамовой кислоты | |
| US5208342A (en) | Conversion of pyridine-2,3-dicarboxylic acid esters to cyclic anhydrides | |
| SU340664A1 (ru) | СПОСОБ ПОЛУЧЕНИЯ СМЕШАННЫХ АНГИДРИДОВсульФоновых и | |
| SU904295A1 (ru) | Способ получени 3-[имидазо(1,2- @ )бензимидазолил-3]акриловых кислот | |
| SU366615A1 (ru) | СССРПриоритет 08.V.1970, № р 2022503.0, ФРГ 23.IX.1970, № Р 2046848.8, ФРГОпубликовано 16.1.1973. Бюллетень № 7 Дата опубликовани описани 11.VI.1973М. Кл. С 07f 9/50 С 07d 53/06УДК 547.341.07(088.8) | |
| SU165751A1 (zh) | ||
| SU348570A1 (ru) | Способ получения производных n-окиси-з-нитроизоксазолила | |
| US707812A (en) | Alkoxy-caffein and process of making same. | |
| SU239962A1 (ru) | Способ получения 4-алкоксипиримидо- | |
| SU304745A1 (ru) | Способ получения производных пиперазина | |
| SU278702A1 (ru) | Способ получения производных 7-карбэтоксипиримидо- | |
| SU234391A1 (ru) | Способ получения солей изотиурония | |
| SU339548A1 (ru) | СПОСОБ ПОЛУЧЕНИЯ 2-МЕТИЛ-,3-ЭТИЛ-4-КЕТО- 4,5,6,7-ТЕТРАГИДРОИНДОЛА8C5:cu;o-^_^-^';^iuiBBy-^^-^'i'-^ •'- ''•"'•Б^1БЛИОТЕШ^_ | |
| SU277641A1 (ru) | Способ получения производных пиразина | |
| SU213848A1 (zh) | ||
| SU235029A1 (ru) | Способ получения 4-алкил(ариламино)-7- карбоксихинолинов | |
| SU192788A1 (zh) | ||
| SU193520A1 (ru) | Способ получения 4-тиотиазанона-2 | |
| SU255866A1 (zh) | ||
| SU212166A1 (zh) | ||
| SU292986A1 (ru) | СПОСОБ ПОЛУЧЕНИЯ МОНОЭФИРОВ М-ЗАМЕЩЕННЫХ а-АМИНОАЛКИЛФОСФОНОВЫХ КИСЛОТ | |
| SU296774A1 (ru) | СПОСОБ ПОЛУЧЕНИЯ р ФОСФОРИЛИРОВАННЫХ СЕМИКАРБАЗИДОВ | |
| CN116947924A (zh) | 一种喜树碱类双磷酸酯化合物及其制备方法 |